as Dr. George Wainright
as Claude Roberts
as Jim Gordon
as Jack Livingston
as Dr. Howard
as Sid Wilson
as Rolf Rutherford
as Capt. James Morrison
as Brian Trelawney
as Stephen Pachmann (as Jack Livingstone)
as Randolph Shaw
as Charles Lunkin
as Patrick McCree
as Aaron King - Art
as Douglas Ferguson
as Dave Langdon
as Captain Drake
as Dr. Niblock (as Jack Livingstone)
as Reginald Dunstan
as Gene Stratton
